TY  - BOOK
AU  - Cooper,Christhoper
TI  - Jirim
T2  - Saksi Mata Sains
SN  - 9830296792
U1  - 530 23
PY  - 1997///
CY  - Petaling Jaya, Selangor : 
PB  - Sasbadi , 
KW  - Matter - Contitution - Juvenile literature
ER  -